Contact us

Telephone Street address Postal address  Email

1300 735 135

Telephone hours:
10:00am - 4:00pm
Monday - Friday*

Fax: (03) 8635 6444

Level 1, North Tower
459 Collins Street
Melbourne VIC 3000

Reception hours:
9:00am - 4:30pm
Monday - Friday*

GPO Box 24234
Melbourne VIC 3001

*excludes public holidays

Services for people who are hearing or speech impaired, or who need an interpreter are listed in the accessibility section.


We aim to help you with your enquiry and will treat you with respect. We ask that you are respectful to our staff in return. Violence, abusive or threatening behaviour will not be tolerated.


Information about the complaint process and what IBAC can and cannot consider is available on our website. Find out how to make a complaint.

You can call us with queries about our processes or for an update on an existing complaint.

If you have a complaint about IBAC, find out what you can do.

General enquiries 

For general enquiries please use the form below. Do not use this form to submit a complaint. If you want to submit a complaint, use the complaint form.

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